refactor: use shorthand fields

src/libstd/collections/hash/map.rs

@@ -2854,7 +2854,7 @@ mod test_map {
                 slot.borrow_mut()[k] += 1;
             });
 
-            Droppable { k: k }
+            Droppable { k }
         }
     }
 

src/libstd/fs.rs

@@ -877,7 +877,7 @@ impl OpenOptions {
 
     fn _open(&self, path: &Path) -> io::Result<File> {
         let inner = fs_imp::File::open(path, &self.0)?;
-        Ok(File { inner: inner })
+        Ok(File { inner })
     }
 }
 

src/libstd/io/util.rs

@@ -150,7 +150,7 @@ pub struct Repeat { byte: u8 }
 /// assert_eq!(buffer, [0b101, 0b101, 0b101]);
 /// ```
 #[stable(feature = "rust1", since = "1.0.0")]
-pub fn repeat(byte: u8) -> Repeat { Repeat { byte: byte } }
+pub fn repeat(byte: u8) -> Repeat { Repeat { byte } }
 
 #[stable(feature = "rust1", since = "1.0.0")]
 impl Read for Repeat {

src/libstd/sync/mpsc/mod.rs

@@ -931,7 +931,7 @@ impl<T> fmt::Debug for Sender<T> {
 
 impl<T> SyncSender<T> {
     fn new(inner: Arc<sync::Packet<T>>) -> SyncSender<T> {
-        SyncSender { inner: inner }
+        SyncSender { inner }
     }
 
     /// Sends a value on this synchronous channel.

src/libstd/sys/cloudabi/time.rs

@@ -32,7 +32,7 @@ impl Instant {
             let mut t = mem::uninitialized();
             let ret = abi::clock_time_get(abi::clockid::MONOTONIC, 0, &mut t);
             assert_eq!(ret, abi::errno::SUCCESS);
-            Instant { t: t }
+            Instant { t }
         }
     }
 
@@ -71,7 +71,7 @@ impl SystemTime {
             let mut t = mem::uninitialized();
             let ret = abi::clock_time_get(abi::clockid::REALTIME, 0, &mut t);
             assert_eq!(ret, abi::errno::SUCCESS);
-            SystemTime { t: t }
+            SystemTime { t }
         }
     }
 

src/libstd/sys/redox/fd.rs

@@ -21,7 +21,7 @@ pub struct FileDesc {
 
 impl FileDesc {
     pub fn new(fd: usize) -> FileDesc {
-        FileDesc { fd: fd }
+        FileDesc { fd }
     }
 
     pub fn raw(&self) -> usize { self.fd }

src/libstd/sys/redox/fs.rs

@@ -264,7 +264,7 @@ impl File {
     pub fn file_attr(&self) -> io::Result<FileAttr> {
         let mut stat = syscall::Stat::default();
         cvt(syscall::fstat(self.0.raw(), &mut stat))?;
-        Ok(FileAttr { stat: stat })
+        Ok(FileAttr { stat })
     }
 
     pub fn fsync(&self) -> io::Result<()> {

src/libstd/sys/redox/syscall/error.rs

@@ -19,7 +19,7 @@ pub type Result<T> = result::Result<T, Error>;
 
 impl Error {
     pub fn new(errno: i32) -> Error {
-        Error { errno: errno }
+        Error { errno }
     }
 
     pub fn mux(result: Result<usize>) -> usize {

src/libstd/sys/redox/thread.rs

@@ -38,7 +38,7 @@ impl Thread {
             panic!("thread failed to exit");
         } else {
             mem::forget(p);
-            Ok(Thread { id: id })
+            Ok(Thread { id })
         }
     }
 

src/libstd/sys/redox/time.rs

@@ -187,7 +187,7 @@ impl SystemTime {
 
 impl From<syscall::TimeSpec> for SystemTime {
     fn from(t: syscall::TimeSpec) -> SystemTime {
-        SystemTime { t: Timespec { t: t } }
+        SystemTime { t: Timespec { t } }
     }
 }
 

src/libstd/sys/unix/fd.rs

@@ -41,7 +41,7 @@ fn max_len() -> usize {
 
 impl FileDesc {
     pub fn new(fd: c_int) -> FileDesc {
-        FileDesc { fd: fd }
+        FileDesc { fd }
     }
 
     pub fn raw(&self) -> c_int { self.fd }

src/libstd/sys/unix/fs.rs

@@ -317,7 +317,7 @@ impl DirEntry {
         cvt(unsafe {
             fstatat64(fd, self.entry.d_name.as_ptr(), &mut stat, libc::AT_SYMLINK_NOFOLLOW)
         })?;
-        Ok(FileAttr { stat: stat })
+        Ok(FileAttr { stat })
     }
 
     #[cfg(not(any(target_os = "linux", target_os = "emscripten", target_os = "android")))]
@@ -526,7 +526,7 @@ impl File {
         cvt(unsafe {
             fstat64(self.0.raw(), &mut stat)
         })?;
-        Ok(FileAttr { stat: stat })
+        Ok(FileAttr { stat })
     }
 
     pub fn fsync(&self) -> io::Result<()> {
@@ -807,7 +807,7 @@ pub fn stat(p: &Path) -> io::Result<FileAttr> {
     cvt(unsafe {
         stat64(p.as_ptr(), &mut stat)
     })?;
-    Ok(FileAttr { stat: stat })
+    Ok(FileAttr { stat })
 }
 
 pub fn lstat(p: &Path) -> io::Result<FileAttr> {
@@ -816,7 +816,7 @@ pub fn lstat(p: &Path) -> io::Result<FileAttr> {
     cvt(unsafe {
         lstat64(p.as_ptr(), &mut stat)
     })?;
-    Ok(FileAttr { stat: stat })
+    Ok(FileAttr { stat })
 }
 
 pub fn canonicalize(p: &Path) -> io::Result<PathBuf> {

src/libstd/sys/unix/time.rs

@@ -217,7 +217,7 @@ mod inner {
 
     impl From<libc::timespec> for SystemTime {
         fn from(t: libc::timespec) -> SystemTime {
-            SystemTime { t: Timespec { t: t } }
+            SystemTime { t: Timespec { t } }
         }
     }
 
@@ -332,7 +332,7 @@ mod inner {
 
     impl From<libc::timespec> for SystemTime {
         fn from(t: libc::timespec) -> SystemTime {
-            SystemTime { t: Timespec { t: t } }
+            SystemTime { t: Timespec { t } }
         }
     }
 

src/libstd/sys/windows/process.rs

@@ -241,7 +241,7 @@ impl<'a> DropGuard<'a> {
     fn new(lock: &'a Mutex) -> DropGuard<'a> {
         unsafe {
             lock.lock();
-            DropGuard { lock: lock }
+            DropGuard { lock }
         }
     }
 }

src/libstd/sys/windows/time.rs

@@ -170,7 +170,7 @@ impl fmt::Debug for SystemTime {
 
 impl From<c::FILETIME> for SystemTime {
     fn from(t: c::FILETIME) -> SystemTime {
-        SystemTime { t: t }
+        SystemTime { t }
     }
 }
 

src/libstd/sys_common/poison.rs

@@ -174,7 +174,7 @@ impl<T> PoisonError<T> {
     /// [`RwLock::read`]: ../../std/sync/struct.RwLock.html#method.read
     #[stable(feature = "sync_poison", since = "1.2.0")]
     pub fn new(guard: T) -> PoisonError<T> {
-        PoisonError { guard: guard }
+        PoisonError { guard }
     }
 
     /// Consumes this error indicating that a lock is poisoned, returning the

src/libstd/sys_common/wtf8.rs

@@ -67,7 +67,7 @@ impl CodePoint {
     /// Only use when `value` is known to be less than or equal to 0x10FFFF.
     #[inline]
     pub unsafe fn from_u32_unchecked(value: u32) -> CodePoint {
-        CodePoint { value: value }
+        CodePoint { value }
     }
 
     /// Creates a new `CodePoint` if the value is a valid code point.
@@ -76,7 +76,7 @@ impl CodePoint {
     #[inline]
     pub fn from_u32(value: u32) -> Option<CodePoint> {
         match value {
-            0 ..= 0x10FFFF => Some(CodePoint { value: value }),
+            0 ..= 0x10FFFF => Some(CodePoint { value }),
             _ => None
         }
     }